Tapered roller bearing, pressed steel cage
The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.
Technical datasheet
Specs
PRODUCT DIMENSIONS | |
|---|---|
| Internal diameter d | 25 mm |
| External diameter D | 52 mm |
| Bearing/Inner ring width(B) | 18 mm |
| Outer ring width (C ) | 15 mm |
| Total width (T) | 19,25 mm |
| Charge load application point a | 16 mm |
| Min fillet radius rs | 1 mm |
| Min fillet radius r1s | 1 mm |
| Coef e | 0.58 |
| Upper axial load coef (Y2) | 1.03 |
| Static axial load coef (Y0) | 0.57 |
| Mass | 0,189 kg |
| ISO 355 reference | T2CD025 |
| Brand | NTN |
PRODUCT PERFORMANCE | |
|---|---|
| Dynamic load, C | 38 kN |
| Rating life coefficient, A2 | 1.0 |
| Static load, C0 | 42 kN |
| Fatigue limit load, Cu | 5,1 kN |
| Nlim (oil) | 9400 tr/min |
| Nlim (grease) | 7100 tr/min |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
ABUTMENT | |
|---|---|
| Max shoulder diameter IR da max | 30,5 mm |
| Min IR shoulder diameter (db min) | 30 mm |
| Max shoulder diameter OR Da max | 46,5 mm |
| Min OR shoulder diameter Db min | 49 mm |
| Max fillet radius ra max | 1 mm |
| Maxi fillet radius r1a | 1 mm |
